Photo taken on Nov. 10, 2017 shows leaves of a gingko tree in Taiping Temple in Jiaozhou City, east China's Shandong Province. Two gingko trees of over 1,300 years are planted inside the temple. (Xinhua/Wang Zhaomai)

Photo taken on Nov. 10, 2017 shows leaves of a gingko tree in Taiping Temple in Jiaozhou City, east China's Shandong Province. Two gingko trees of over 1,300 years are planted inside the temple. (Xinhua/Wang Zhaomai)

Photo taken on Nov. 10, 2017 shows leaves of a gingko tree in Taiping Temple in Jiaozhou City, east China's Shandong Province. Two gingko trees of over 1,300 years are planted inside the temple. (Xinhua/Wang Zhaomai)

Tourists look at two old gingko trees in Taiping Temple in Jiaozhou City, east China's Shandong Province, Nov. 10, 2017. Two gingko trees of over 1,300 years are planted inside the temple. (Xinhua/Wang Zhaomai)